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The best or most suitable; for example, denoting the dose of a remedy likely to give most benefit with fewest side effects, the temperature or pH at which an enzyme has maximal activity.
[L. ntr. sing. of optimus, best]
n. pl. opti·ma (-mə) or opti·mums
1. The point at which the condition, degree, or amount of something is the most favorable.
2. Biology The most favorable condition for growth and reproduction.
Most favorable or advantageous; best.
optimum(ŏp′tĭ-mŭm) plural.optima [L. optimus, best]
Most conducive to a function.